Watts Kwik Change 13" Hollow Fiber Membrane Pool Applications: Built in time release

Applications: Built in time release scale inhibitor

greater flexibility

Since the wrench is offset it gives additional space for the operator to grip the wrench without hitting the barrel

and 30 series systems

Watts Kwik Change 13" Hollow Fiber Membrane Pool Applications: Built in time releaseThe Watts Kwik Change cartridges are easy to change with just a single turn. No filter sumps, no mess, and the double O rings prevent leakages. Features: Cartridges connect directly to the unit by a simple 1 4 turn. Filter housings are eliminated. No mess during cartridge replacement Cartridges have double o rings so they won't leak Compact design, so the unit requires less space below your sink. This filter is not compatible with the Watts Premier